21481128

素因数分解:

$2^3\times 3^2\times {\mathrm{298349}}^1$

素因数の和:298361

約数の個数: 24

約数和(自身を含む): 58178250

約数和(自身を除く): 36697122

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 298349, 596698, 895047, 1193396, 1790094, 2386792, 2685141, 3580188, 5370282, 7160376, 10740564, 21481128]

約数ペア:

[(1, 21481128), (2, 10740564), (3, 7160376), (4, 5370282), (6, 3580188), (8, 2685141), (9, 2386792), (12, 1790094), (18, 1193396), (24, 895047), (36, 596698), (72, 298349)]